夺命雷公狗---PDO NO:15 PDO的预处理查询6(影响的行数和最后一行ID)

<?php
header(“Content-Type:text/html;charset=utf-8″);
try{
    $pdo = new PDO(“mysql:host=localhost;dbname=xsphp”,’root’,”);
    $pdo -> setAttribute(PDO::ATTR_ERRMODE,PDO::ERRMODE_EXCEPTION);
    $pdo -> query(“set names utf8″);
}catch(PDOException $e){
    echo “数据库连接失败：”.$e -> getMessage();
    exit;
}
try{
    $stmt = $pdo -> prepare(“insert into stu(name,age) values(?,?)”);
    //直接通过数组的形式插入数据
    $stmt -> execute(array(‘woyi’,’99’));
    //获取语句执行印象的行数
    echo $stmt -> rowCount();
    echo “<br/>”;
    //获取最后一个增的id
    echo $pdo -> lastInsertID();
}catch(PDOException $e){
    echo “错误：”.$e -> getMessage();
}